Cullinan Therapeutics (CGEM) Options Chain

NASDAQ: CGEMHealth CareBiotechnology: Biological Products (No Diagnostic Substances)USD

15.53+0.07 (+0.45%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Jun 17, 2027
Days to expiration: 249
Share price: $15.53
Put/call ratio (OI): 0.95
Put/call ratio (volume): 0.59
ATM implied volatility: 95.3%
Expected move: ±$12.22
Open interest (C / P): 338 / 321

CGEM options summary

The CGEM options chain for the June 17, 2027 expiration lists 12 call and 7 put contracts, with 249 days until expiration. Open interest stands at 338 calls and 321 puts, a put/call ratio of 0.95, which is fairly balanced between calls and puts. At-the-money implied volatility near the $15.00 strike is 95.3%, which implies the market expects a move of about ±$12.22 (78.7%) in Cullinan Therapeutics stock by expiration.

The most open interest sits at the $22.00 call (100 contracts) and the $12.00 put (147 contracts).

Summary generated from market data by MetaCap's automated system. Methodology

CGEM options chain · June 17, 2027

CGEM calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
1	—	168.0%	12.00	10.50	15.50	3.00	—	—	—	—	—	—
12	56	131.4%	10.56	9.00	13.40	5.00	—	—	—	—	—	—
22	62	102.7%	9.00	6.80	10.50	8.00	—	—	—	—	—	—
61	62	111.0%	7.83	5.50	10.00	10.00	—	—	—	—	—	—
12	70	108.1%	7.05	4.40	9.00	12.00	0.50	5.00	2.64	97.4%	16	147
59	272	95.3%	5.70	3.10	6.80	15.00	—	—	—	—	—	—
CGEM $15.53
—	—	—	—	—	—	17.00	3.00	7.80	5.25	88.2%	70	14
8	7	100.7%	8.30	1.50	6.00	20.00	5.00	9.80	7.30	84.7%	62	58
100	60	99.4%	3.00	1.00	5.50	22.00	6.60	11.40	8.67	85.4%	64	22
19	5	97.3%	3.00	0.30	4.90	25.00	9.00	13.50	11.40	80.7%	80	43
1	1	104.3%	2.50	0.40	4.90	27.00	10.50	15.30	13.75	78.9%	60	29
3	1	110.1%	1.85	0.20	4.90	30.00	13.50	17.90	12.05	81.7%	—	8
40	1	118.8%	1.60	0.00	4.90	35.00	—	—	—	—	—	—

In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.

Frequently asked questions

What is the CGEM put/call ratio?

For the June 17, 2027 expiration, the CGEM put/call ratio based on open interest is 0.95 (321 puts vs 338 calls), and 0.59 based on today's volume. A ratio above 1 means more puts than calls.

What is CGEM's implied volatility?

At-the-money implied volatility for CGEM options expiring June 17, 2027 is about 95.3%, an annualized estimate of how much the market expects Cullinan Therapeutics stock to move.

How many CGEM option expiration dates are there?

CGEM has 8 listed expiration dates, from Oct 16, 2026 to Dec 17, 2027.

What does "in the money" mean?

A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.